| Value | Category | Cases | |
|---|---|---|---|
| -999999999 | 398 |
12.3%
|
|
| 1 | Yes | 2284 |
70.7%
|
| 2 | No | 539 |
16.7%
|
| 9 | Don't know | 9 |
0.3%
|
| Sysmiss | 2130 |